Added helper functions for string -> XmString conversion.

[wxWidgets.git] / include / wx / utils.h

diff --git a/include/wx/utils.h b/include/wx/utils.h
index 81941fe6f0613ec63e0957f5ad45eb285fdecb21..87eb8c7e54f985de977098a3f4265d1a0c8d0af9 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -16,15 +16,18 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(__APPLE__)

     #pragma interface "utils.h"
 #endif
 
     #pragma interface "utils.h"
 #endif
 

-#include "wx/setup.h"

 #include "wx/object.h"
 #include "wx/list.h"
 #include "wx/filefn.h"
 
 #include "wx/object.h"
 #include "wx/list.h"
 #include "wx/filefn.h"
 

+// need this for wxGetDiskSpace() as we can't, unfortunately, forward declare
+// wxLongLong
+#include "wx/longlong.h"
+

 #ifdef __X__
     #include <dirent.h>
     #include <unistd.h>
 #ifdef __X__
     #include <dirent.h>
     #include <unistd.h>


@@ -42,12 +45,6 @@ class WXDLLEXPORT wxWindow;
 class WXDLLEXPORT wxWindowList;
 class WXDLLEXPORT wxPoint;
 
 class WXDLLEXPORT wxWindowList;
 class WXDLLEXPORT wxPoint;
 

-// FIXME should use wxStricmp() instead
-#if defined(__GNUWIN32__)
-    #define stricmp strcasecmp
-    #define strnicmp strncasecmp
-#endif
-

 // ----------------------------------------------------------------------------
 // Macros
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Macros
 // ----------------------------------------------------------------------------


@@ -60,13 +57,18 @@ class WXDLLEXPORT wxPoint;
 // ----------------------------------------------------------------------------
 
 // Useful buffer (FIXME VZ: To be removed!!!)
 // ----------------------------------------------------------------------------
 
 // Useful buffer (FIXME VZ: To be removed!!!)

+// Now only needed in MSW port
+#if !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__) && !defined(__WXMGL__) && !defined(__WXMAC__)

 WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
 WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;

+#endif

 
 // Make a copy of this string using 'new'
 WXDLLEXPORT wxChar* copystring(const wxChar *s);
 
 
 // Make a copy of this string using 'new'
 WXDLLEXPORT wxChar* copystring(const wxChar *s);
 

+#if WXWIN_COMPATIBILITY_2

 // Matches string one within string two regardless of case
 // Matches string one within string two regardless of case

-WXDLLEXPORT bool StringMatch(wxChar *one, wxChar *two, bool subString = TRUE, bool exact = FALSE);
+WXDLLEXPORT bool StringMatch(const wxChar *one, const wxChar *two, bool subString = TRUE, bool exact = FALSE);
+#endif

 
 // A shorter way of using strcmp
 #define wxStringEq(s1, s2) (s1 && s2 && (wxStrcmp(s1, s2) == 0))
 
 // A shorter way of using strcmp
 #define wxStringEq(s1, s2) (s1 && s2 && (wxStrcmp(s1, s2) == 0))


@@ -88,6 +90,12 @@ WXDLLEXPORT int wxGetOsVersion(int *majorVsn = (int *) NULL,
 // Return a string with the current date/time
 WXDLLEXPORT wxString wxNow();
 
 // Return a string with the current date/time
 WXDLLEXPORT wxString wxNow();
 

+// Return path where wxWindows is installed (mostly useful in Unices)
+WXDLLEXPORT const wxChar *wxGetInstallPrefix();
+// Return path to wxWin data (/usr/share/wx/%{version}) (Unices)
+WXDLLEXPORT wxString wxGetDataDir();
+
+

 #if wxUSE_GUI
 // Don't synthesize KeyUp events holding down a key and producing
 // KeyDown events with autorepeat. On by default and always on
 #if wxUSE_GUI
 // Don't synthesize KeyUp events holding down a key and producing
 // KeyDown events with autorepeat. On by default and always on


@@ -122,12 +130,12 @@ WXDLLEXPORT long wxGetCurrentId();
 WXDLLEXPORT_DATA(extern const wxChar*) wxFloatToStringStr;
 WXDLLEXPORT_DATA(extern const wxChar*) wxDoubleToStringStr;
 
 WXDLLEXPORT_DATA(extern const wxChar*) wxFloatToStringStr;
 WXDLLEXPORT_DATA(extern const wxChar*) wxDoubleToStringStr;
 

-WXDLLEXPORT void StringToFloat(wxChar *s, float *number);
+WXDLLEXPORT void StringToFloat(const wxChar *s, float *number);

 WXDLLEXPORT wxChar* FloatToString(float number, const wxChar *fmt = wxFloatToStringStr);
 WXDLLEXPORT wxChar* FloatToString(float number, const wxChar *fmt = wxFloatToStringStr);

-WXDLLEXPORT void StringToDouble(wxChar *s, double *number);
+WXDLLEXPORT void StringToDouble(const wxChar *s, double *number);

 WXDLLEXPORT wxChar* DoubleToString(double number, const wxChar *fmt = wxDoubleToStringStr);
 WXDLLEXPORT wxChar* DoubleToString(double number, const wxChar *fmt = wxDoubleToStringStr);

-WXDLLEXPORT void StringToInt(wxChar *s, int *number);
-WXDLLEXPORT void StringToLong(wxChar *s, long *number);
+WXDLLEXPORT void StringToInt(const wxChar *s, int *number);
+WXDLLEXPORT void StringToLong(const wxChar *s, long *number);

 WXDLLEXPORT wxChar* IntToString(int number);
 WXDLLEXPORT wxChar* LongToString(long number);
 
 WXDLLEXPORT wxChar* IntToString(int number);
 WXDLLEXPORT wxChar* LongToString(long number);
 


@@ -142,17 +150,42 @@ WXDLLEXPORT wxString wxDecToHex(int dec);
 // Process management
 // ----------------------------------------------------------------------------
 
 // Process management
 // ----------------------------------------------------------------------------
 

-// Execute another program. Returns 0 if there was an error, a PID otherwise.
-WXDLLEXPORT long wxExecute(wxChar **argv, bool sync = FALSE,
+// NB: for backwars compatibility reasons the values of wxEXEC_[A]SYNC *must*
+//     be 0 and 1, don't change!
+
+enum
+{
+    // execute the process asynchronously
+    wxEXEC_ASYNC    = 0,
+
+    // execute it synchronously, i.e. wait until it finishes
+    wxEXEC_SYNC     = 1,
+
+    // under Windows, don't hide the child even if it's IO is redirected (this
+    // is done by default)
+    wxEXEC_NOHIDE   = 2,
+
+    // under Unix, if the process is the group leader then killing -pid kills
+    // all children as well as pid
+    wxEXEC_MAKE_GROUP_LEADER = 4
+};
+
+// Execute another program.
+//
+// If flags contain wxEXEC_SYNC, return -1 on failure and the exit code of the
+// process if everything was ok. Otherwise (i.e. if wxEXEC_ASYNC), return 0 on
+// failure and the PID of the launched process if ok.
+WXDLLEXPORT long wxExecute(wxChar **argv, int flags = wxEXEC_ASYNC,

                            wxProcess *process = (wxProcess *) NULL);
                            wxProcess *process = (wxProcess *) NULL);

-WXDLLEXPORT long wxExecute(const wxString& command, bool sync = FALSE,
+WXDLLEXPORT long wxExecute(const wxString& command, int flags = wxEXEC_ASYNC,

                            wxProcess *process = (wxProcess *) NULL);
 
                            wxProcess *process = (wxProcess *) NULL);
 

-// execute the command capturing its output into an array line by line
+// execute the command capturing its output into an array line by line, this is
+// always synchronous

 WXDLLEXPORT long wxExecute(const wxString& command,
                            wxArrayString& output);
 
 WXDLLEXPORT long wxExecute(const wxString& command,
                            wxArrayString& output);
 

-// also capture stderr
+// also capture stderr (also synchronous)

 WXDLLEXPORT long wxExecute(const wxString& command,
                            wxArrayString& output,
                            wxArrayString& error);
 WXDLLEXPORT long wxExecute(const wxString& command,
                            wxArrayString& output,
                            wxArrayString& error);


@@ -180,8 +213,31 @@ enum wxSignal
     // further signals are different in meaning between different Unix systems
 };
 
     // further signals are different in meaning between different Unix systems
 };
 

-// the argument is ignored under Windows - the process is always killed
-WXDLLEXPORT int wxKill(long pid, wxSignal sig = wxSIGTERM);
+enum wxKillError
+{
+    wxKILL_OK,              // no error
+    wxKILL_BAD_SIGNAL,      // no such signal
+    wxKILL_ACCESS_DENIED,   // permission denied
+    wxKILL_NO_PROCESS,      // no such process
+    wxKILL_ERROR            // another, unspecified error
+};
+
+enum wxShutdownFlags
+{
+    wxSHUTDOWN_POWEROFF,    // power off the computer
+    wxSHUTDOWN_REBOOT       // shutdown and reboot
+};
+
+// Shutdown or reboot the PC
+WXDLLEXPORT bool wxShutdown(wxShutdownFlags wFlags);
+
+// send the given signal to the process (only NONE and KILL are supported under
+// Windows, all others mean TERM), return 0 if ok and -1 on error
+//
+// return detailed error in rc if not NULL
+WXDLLEXPORT int wxKill(long pid,
+                       wxSignal sig = wxSIGTERM,
+                       wxKillError *rc = NULL);

 
 // Execute a command in an interactive shell window (always synchronously)
 // If no command then just the shell
 
 // Execute a command in an interactive shell window (always synchronously)
 // If no command then just the shell


@@ -197,6 +253,9 @@ WXDLLEXPORT void wxSleep(int nSecs);
 // Sleep for a given amount of milliseconds
 WXDLLEXPORT void wxUsleep(unsigned long milliseconds);
 
 // Sleep for a given amount of milliseconds
 WXDLLEXPORT void wxUsleep(unsigned long milliseconds);
 

+// Get the process id of the current process
+WXDLLEXPORT unsigned long wxGetProcessId();
+

 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
 WXDLLEXPORT long wxGetFreeMemory();
 
 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
 WXDLLEXPORT long wxGetFreeMemory();
 


@@ -255,11 +314,10 @@ WXDLLEXPORT const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString)
 WXDLLEXPORT wxChar* wxGetUserHome(const wxString& user = wxEmptyString);
 #endif
 
 WXDLLEXPORT wxChar* wxGetUserHome(const wxString& user = wxEmptyString);
 #endif
 

-#ifdef __WXMAC__
-WXDLLEXPORT wxString wxMacFindFolder(short                                     vRefNum,
-                                                                OSType                                 folderType,
-                                                                Boolean                                createFolder);
-#endif
+// get number of total/free bytes on the disk where path belongs
+WXDLLEXPORT bool wxGetDiskSpace(const wxString& path,
+                                wxLongLong *pTotal = NULL,
+                                wxLongLong *pFree = NULL);

 
 #if wxUSE_GUI // GUI only things from now on
 
 
 #if wxUSE_GUI // GUI only things from now on
 


@@ -267,7 +325,7 @@ WXDLLEXPORT wxString wxMacFindFolder(short                                  vRefNum,
 // Menu accelerators related things
 // ----------------------------------------------------------------------------
 
 // Menu accelerators related things
 // ----------------------------------------------------------------------------
 

-WXDLLEXPORT wxChar* wxStripMenuCodes(wxChar *in, wxChar *out = (wxChar *) NULL);
+WXDLLEXPORT wxChar* wxStripMenuCodes(const wxChar *in, wxChar *out = (wxChar *) NULL);

 WXDLLEXPORT wxString wxStripMenuCodes(const wxString& str);
 
 #if wxUSE_ACCEL
 WXDLLEXPORT wxString wxStripMenuCodes(const wxString& str);
 
 #if wxUSE_ACCEL


@@ -279,14 +337,6 @@ WXDLLEXPORT wxAcceleratorEntry *wxGetAccelFromString(const wxString& label);
 // Window search
 // ----------------------------------------------------------------------------
 
 // Window search
 // ----------------------------------------------------------------------------
 

-// Find the window/widget with the given title or label.
-// Pass a parent to begin the search from, or NULL to look through
-// all windows.
-WXDLLEXPORT wxWindow* wxFindWindowByLabel(const wxString& title, wxWindow *parent = (wxWindow *) NULL);
-
-// Find window by name, and if that fails, by label.
-WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = (wxWindow *) NULL);
-

 // Returns menu item id or -1 if none.
 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 
 // Returns menu item id or -1 if none.
 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 


@@ -295,15 +345,32 @@ WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, con
 WXDLLEXPORT wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt);
 WXDLLEXPORT wxWindow* wxFindWindowAtPoint(const wxPoint& pt);
 
 WXDLLEXPORT wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt);
 WXDLLEXPORT wxWindow* wxFindWindowAtPoint(const wxPoint& pt);
 

+// NB: this function is obsolete, use wxWindow::FindWindowByLabel() instead
+//
+// Find the window/widget with the given title or label.
+// Pass a parent to begin the search from, or NULL to look through
+// all windows.
+WXDLLEXPORT wxWindow* wxFindWindowByLabel(const wxString& title, wxWindow *parent = (wxWindow *) NULL);
+
+// NB: this function is obsolete, use wxWindow::FindWindowByName() instead
+//
+// Find window by name, and if that fails, by label.
+WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = (wxWindow *) NULL);
+

 // ----------------------------------------------------------------------------
 // Message/event queue helpers
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // Message/event queue helpers
 // ----------------------------------------------------------------------------
 

+// NB: these functions are obsolete, please use wxApp methods instead!
+

 // Yield to other apps/messages
 WXDLLEXPORT bool wxYield();
 
 // Yield to other apps/messages
 WXDLLEXPORT bool wxYield();
 

+// Like wxYield, but fails silently if the yield is recursive.
+WXDLLEXPORT bool wxYieldIfNeeded();
+

 // Yield to other apps/messages and disable user input
 // Yield to other apps/messages and disable user input

-WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL);
+WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = FALSE);

 
 // Enable or disable input to all top level windows
 WXDLLEXPORT void wxEnableTopLevelWindows(bool enable = TRUE);
 
 // Enable or disable input to all top level windows
 WXDLLEXPORT void wxEnableTopLevelWindows(bool enable = TRUE);


@@ -325,6 +392,8 @@ public:
 
 private:
     wxWindowList *m_winDisabled;
 
 private:
     wxWindowList *m_winDisabled;

+
+    DECLARE_NO_COPY_CLASS(wxWindowDisabler)

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------


@@ -382,13 +451,8 @@ void WXDLLEXPORT wxGetMousePosition( int* x, int* y );
 // MSW only: get user-defined resource from the .res file.
 // Returns NULL or newly-allocated memory, so use delete[] to clean up.
 #ifdef __WXMSW__
 // MSW only: get user-defined resource from the .res file.
 // Returns NULL or newly-allocated memory, so use delete[] to clean up.
 #ifdef __WXMSW__

-WXDLLEXPORT extern const wxChar* wxUserResourceStr;
-WXDLLEXPORT wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
-
-// Implemented in utils.cpp: VC++, Win95 only. Sets up a console for standard
-// input/output
-WXDLLEXPORT void wxRedirectIOToConsole();
-
+    WXDLLEXPORT extern const wxChar* wxUserResourceStr;
+    WXDLLEXPORT wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);

 #endif // MSW
 
 // ----------------------------------------------------------------------------
 #endif // MSW
 
 // ----------------------------------------------------------------------------


@@ -411,30 +475,11 @@ WXDLLEXPORT void wxRedirectIOToConsole();
                // The resulting warnings are switched off here
 #pragma message disable nosimpint
 #endif
                // The resulting warnings are switched off here
 #pragma message disable nosimpint
 #endif

-#include <X11/Xlib.h>
+// #include <X11/Xlib.h>

 #ifdef __VMS__
 #pragma message enable nosimpint
 #endif
 
 #ifdef __VMS__
 #pragma message enable nosimpint
 #endif
 

-#define wxMAX_RGB           0xff
-#define wxMAX_SV            1000
-#define wxSIGN(x)           ((x < 0) ? -x : x)
-#define wxH_WEIGHT          4
-#define wxS_WEIGHT          1
-#define wxV_WEIGHT          2
-
-typedef struct wx_hsv {
-                        int h,s,v;
-                      } wxHSV;
-
-#define wxMax3(x,y,z) ((x > y) ? ((x > z) ? x : z) : ((y > z) ? y : z))
-#define wxMin3(x,y,z) ((x < y) ? ((x < z) ? x : z) : ((y < z) ? y : z))
-
-void wxHSVToXColor(wxHSV *hsv,XColor *xcolor);
-void wxXColorToHSV(wxHSV *hsv,XColor *xcolor);
-void wxAllocNearestColor(Display *display,Colormap colormap,XColor *xcolor);
-void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor);
-

 #endif //__X__
 
 #endif // wxUSE_GUI
 #endif //__X__
 
 #endif // wxUSE_GUI


@@ -443,9 +488,11 @@ void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor);
 // Error message functions used by wxWindows (deprecated, use wxLog)
 // ----------------------------------------------------------------------------
 
 // Error message functions used by wxWindows (deprecated, use wxLog)
 // ----------------------------------------------------------------------------
 

+#if WXWIN_COMPATIBILITY_2_2
+

 // Format a message on the standard error (UNIX) or the debugging
 // stream (Windows)
 // Format a message on the standard error (UNIX) or the debugging
 // stream (Windows)

-WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...);
+WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1;

 
 // Non-fatal error (continues)
 WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr;
 
 // Non-fatal error (continues)
 WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr;


@@ -455,6 +502,7 @@ WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternal
 WXDLLEXPORT_DATA(extern const wxChar*) wxFatalErrorStr;
 WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
 
 WXDLLEXPORT_DATA(extern const wxChar*) wxFatalErrorStr;
 WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
 

+#endif // WXWIN_COMPATIBILITY_2_2

 
 #endif
     // _WX_UTILSH__
 
 #endif
     // _WX_UTILSH__